Stir together flour, sugar, baking powder, and cinnamon.
Cut in margarine till mixture resembles coarse crumbs.
Stir in oats and raisins.
Add egg whites and 2 tablespoons milk; mix well (dough will be sticky).
On a lightly floured surface roll or pat dough into a 7-inch circle.
Cut into 12 wedges, dipping knife into flour as needed to prevent sticking.
Place on an ungreased baking sheet, then brush tops lightly with more milk.
Bake in a 400° oven for 10 to 12 minutes or till golden.